Não informado. (1971). Journal of international law and economics. George Washington University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Journal of International Law and Economics. Washington: George Washington University, 1971.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Journal of International Law and Economics. George Washington University, 1971.
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